diff --git a/.env.development b/.env.development
index 44ad886..15f2138 100644
--- a/.env.development
+++ b/.env.development
@@ -8,3 +8,5 @@ VITE_ROUTER_HISTORY = 'hash'
## 开发环境地址前缀(一般 '/','./' 都可以)
VITE_PUBLIC_PATH = '/'
+
+VITE_BACKEND_URL="http://localhost:3000"
\ No newline at end of file
diff --git a/.env.production b/.env.production
index 44ad886..4f9be39 100644
--- a/.env.production
+++ b/.env.production
@@ -8,3 +8,5 @@ VITE_ROUTER_HISTORY = 'hash'
## 开发环境地址前缀(一般 '/','./' 都可以)
VITE_PUBLIC_PATH = '/'
+
+VITE_BACKEND_URL="https://api.stylishreader.com"
\ No newline at end of file
diff --git a/src/views/FlashCard.vue b/src/views/FlashCard.vue
index 8428324..44c59c3 100644
--- a/src/views/FlashCard.vue
+++ b/src/views/FlashCard.vue
@@ -45,6 +45,7 @@
+